5305-00-840-4257 SCREW,CAP,SOCKET HEAD Index 1055-00-840-4273 RAIL LAUNCHING BEAM

National Stock Number:
5310-00-840-4269

Federal Supply Class:
5310

National Item Identification Number:
008404269

Description:
NUT,SELF-LOCKING,SINGLE BALL SEA

Detail:
A NUT HAVING ONE CONVEX, SPHERICAL BEARING SURFACE AND 6 FLAT SIDES. ITEMS MAY HAVE A REMOVABLE COLLAR. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. SEE ALSO NUT (1), SELF-LOCKING, CONE SEAT, HEXAGON.


Manufacturer Information:
52LH6073-048019L2ESNA, LLC
52LH6073-04872962HARVARD INDUSTRIES INC
H19700P415653HOWMET GLOBAL FASTENING SYSTEMS INC
53488-42856878SPS TECHNOLOGIES, LLC
BACN10MT481205THE BOEING COMPANY
BACN10NZ481205THE BOEING COMPANY
TLN1020-417446HUCK INTERNATIONAL, INC
TLN1020-427624SPS TECHNOLOGIES LLC
TLN1020-456878SPS TECHNOLOGIES, LLC
TLN1020-459563REID PRODUCTS INC.
TLN1020-480539SPS TECHNOLOGIES, LLC
TLN1020-492215HOWMET GLOBAL FASTENING SYSTEMS INC
TLN1020-497928HUCK INTL INC


Techincal Specification:
BALL SEAT RADIUS0.305 INCHES NOMINAL
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT0.230 INCHES NOMINAL
NUT STYLESINGLE BALL SEAT, HEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
WIDTH ACROSS FLATS0.308 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL


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